<template>
  <div>
    <div v-show='visiable'>
      绑定用户
      用户名: <input
        type="text"
        v-model="username"
        @blur="check_username"
      >
      <span>{{username_message}}</span>
      密码: <input
        type="password"
        v-model="password"
      >
      <button @click="bindUser">绑定</button>
    </div>
  </div>
</template>
<script>
import { oauth_callback_post, oauth_binduser_post, user_count } from './axios_api/api'
export default {
  data() {
    return {
      visiable: false, // 绑定用户窗口
      uid: '', // weibo_uid
      username: '',
      password: '',
      username_message: '',
      username_error: false
    }
  },
  mounted() {
    this.getCode()
  },
  methods: {
    // 判断用户名
    check_username() {
      console.log('判断用户名')
      console.log(this.username == '')
      var reg = new RegExp(/^[a-zA-Z0-9_-]{4,16}$/); //字符串正则表达式 4到14位（字母，数字，下划线，减号）
      if (this.username == '') {
        this.username_message = '用户名不能为空'
        this.username_error = true
        return false
      }
      if (!reg.test(this.username)) {
        this.username_message = '用户名格式不正确'
        this.username_error = true
        return false
      } else {
        // 去后端检查用户名使用数量
        user_count({ type: 'username', data: this.username }).then((res) => {
          console.log(res)
          if (res.data.count > 0) {
            this.username_message = '用户名已存在, 请输入密码'
            this.username_error = false
          } else {
            this.username_message = '用户名可用, 将创建新用户,请输入密码'
            this.username_error = false
          }
        })
      }
    },
    getCode() {
      // 获取url中的code 信息
      // 当前url 是  http://mysyl.com:8080/oauth/callback/?code=fe6cbe07708aecf4a2b3d942ed692c4c
      let code = this.$route.query.code
      console.log(this.$route.query)
      // 给后端发送code
      let params = { code: code }
      oauth_callback_post(params).then((resp) => {
        console.log(resp)
        // code: 0
        // msg: "授权成功"
        // data: {type: "1", uid: "7410919278"}
        if (resp.data.type == '0') {
          // code: 0
          // msg: "登录成功"
          // data: {
          // authenticated: "true"
          // email: ""
          // id: 1
          // name: "admin"
          // role: null
          // token: "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJ1c2VyX2lkIjoxLCJ1c2VybmFtZSI6ImFkbWluIiwiZXhwIjoxNTk3OTAwNTcyLCJlbWFpbCI6IiIsIm9yaWdfaWF0IjoxNTk3ODE0MTcyfQ.aQT7GSR_xQBPMlB4_k8-zTHnx0ow3OC2KHa3C8MgilY"
          // type: "0"
          // username: "admin"}
          let res = resp.data
          localStorage.setItem('username', res.username)
          // localStorage.setItem('img', res.img)
          localStorage.setItem('token', res.token)
          localStorage.setItem('uid', res.id)
          this.login_username = res.username
          this.opened = false
          // alert(res.message)
          this.$router.push('/')

        }
        if (resp.data.type == '1') {
          this.visiable = true
          this.uid = resp.data.uid
        }
      })
    },
    bindUser() {
      if(this.username_error){
        return
      }
      // 发送  用户名, 密码, weibo_uid 到后端接口, 进行绑定
      let params = { username: this.username, password: this.password, weibo_uid: this.uid }
      oauth_binduser_post(params).then((resp) => {
        console.log(resp)
        let res = resp.data
        localStorage.setItem('username', res.username)
        // localStorage.setItem('img', res.img)
        localStorage.setItem('token', res.token)
        localStorage.setItem('uid', res.id)
        this.login_username = res.username
        this.opened = false
        // alert(res.message)
        this.$router.push('/')
      })
    }
  }
}
</script>
